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<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
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<body>
    <div align="center">
        <h2>表格信息</h2>
        <table border="1" width="300">
            <tr>
                <th>表头1</th>
                <th>表头2</th>
                <th>表头3</th>
            </tr>
            <tr>
                <td>11</td>
                <td>12</td>
                <td>13</td>
            </tr>
            <tr>
                <td>21</td>
                <td>22</td>
                <td>23</td>
            </tr>
            <tr>
                <td>31</td>
                <td>32</td>
                <td>33</td>
            </tr>
        </table>
    </div>

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